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High Purity Propyne Gas (C3H4) Fluorocarbon Gases

  • DOT Shipping Name Propyne
  • DOT Classification 2.1
  • DOT Label Cogo gas, flammabiles
  • Numerus UN1954
  • CAS Non. 74-99-7
  • CGA/BS341/DIN477 510/NO.4/NO.1

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Specifications

Test Proventus Unitates Specification Methodus
Puritas 99.4 area% 99.0%max QC-119
Propane area% Report QC-119
Propene area% 1.0%max QC-119
Cyclopropane area% Report QC-119
n-Butane area% Report QC-119
Aspectus Transi Hyalina gas QC-515
Inhibitor 0.01%BHT

Technical Information

Formulae chemica C3H4
Molar massa 40.0639 g/mol
Aspectus Gas hyalina [2]
Odor Suavis[2]
Density 0.53 g/cm3
punctum liquescens 102.7 °F (−152.9 °F; 170.5 K)
fervens 23.2 °F (−9.8 °F; 250.0 K)
Vapor pressura 5.2 atm (20°C)[2]

Product description

Propyne (methylacetylene) est alkyne cum formula chemica CH3C≡CH. Est pars MAPD gasi una cum eius propadiene isomer (allene), quae vulgo in glutino gasi adhibebatur. Dissimilis acetylene, propyne tuto condensatur.

Societates spatii Europaei pervestigatae sunt hydrocarbonum lucidum cum oxygenio liquido, relative altum faciendo compositionem liquidam erucae propellantis, quae minus toxici etiam esset quam vulgo MMH/NTO usus (monomethylhydrazine/nitrogenii tetroxidi). Investigationes demonstraverunt propynam valde utilem fore ut cibus erucae artis destinatae ad operationes orbitales Terrae demissas. Hanc conclusionem innixam e certo impulsu assequendi 370 cum oxygenio ut oxidizer, altam densitatem et densitatem potentiae, et punctum fervidum moderatum, quod faciliorem reddit chemicam condituras quam escas cryogenicas, quae in valde infimae servandae sunt. temperaturae.

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